Advances in Computer Science Research

After researching many protection methods for releasing sensitive information, we found that differential privacy could provide strong guarantees on it, but it will adding too much noise and spending too much times in releasing dynamic set-valued data. To solve these problems, this paper present a privacy...

This paper uses the method of literature metrology to statistical analyze related literatures. 14 influencing factors of differential management system of tobacco farmers are determined and selected from predecessors' research achievements. Relational structure of 14 influencing factors are analyzed...

The detailed experimental investigation on the 2D steady flow over a backward facing step in 30 Reynolds numbers range of 500

The large-scale e-commerce website transaction security detection methods are studied. For the defect that the large-scale e-commerce website transaction security detection is susceptible to be interfered by ambient noise, a large-scale e-commerce website transaction security detection method based on...

With the continuous development of sensor technology, the sensor has been widely used in modern war. More and more information makes the information fusion has become a research focus in the future battlefield in computer field. In this paper, first of all, we studied the current variety of data association...

With the rapid growth of urban load and the increase of cable rates in urban distribution network, the shortcomings of traditional neutral point grounding are more and more obvious, which lead to the application of resistance grounding. Considering the technical and economic factors, this paper presents...

In this paper, the BPNN-AdaBoost model is used for identification of Web servers to avoid the recognition of Web servers depending on banner information, reduce the cost of being maintained the feature library, and improve the accurate identification of Web servers. Through the model to identify Web...

Topology optimization of structure of cementitious granular material with different tension and compression properties is one of challenging and important branches in engineering application for the complex stress and strain relationship of cohesive material. Applying evolutionary structure optimization...

This paper shows the problem of multi-source heterogeneous data integration in the audit data storage and access problems. Based on the analyses of existing data integration model, combining with the service-oriented architecture theory, this paper proposes a data center pattern, which is suitable for...

By summarizing the drawbacks of traditional examination method, this paper analyzes the basic methods of online examination system, the basic principle involved, business process, business model, practical construction method, the SSH framework for the development of Web three layer structure model and...

On the basis of designating concrete data of the product package or conducting measurement and calculation in accordance with the object size, we carry out the physical design for product graphic carton and outer carton. It introduces various stages of the design process. Assisted by some design software,...

Treating wastewater by bio-reactors combined with electrolytic cells gets better efficiencies in practices. Beside removal of pollutants by electro-oxidation reactions, organic polymerization is considered as another mechanism contributing to remove pollutants in treating wastewater by electrolysis....

With the rapid development of communication networks, traditional operation and maintenance (O&M) practices for communication equipment rooms face numerous challenges. This paper proposes an intelligent management system design for communication equipment rooms based on a hierarchical architecture...

This paper mainly introduces the technical & economic analysis and evaluation on the monitoring data of two buildings in the Shandong Academy of Building Research by the application of data monitoring and evaluation system for renewable energy building application so as to provide a scientific and technical...

The current information retrieval system, there are still some problems, such as incremental information collection of web crawler, index dynamic updating and compression, results sorting, audio and video retrieval, query language visualization and so on. The results returned users are most concerned...

With the continuous development of science and technology, the convenience spacecraft brought to us has been everywhere. During the orbit operation, the spacecraft interacts with the complex space environment, which makes the surface and internal materials appear charging and discharging phenomenon,...

With the further development of in Internet, the rapid growth of users led to network congestion and server overload. Caching technology is considered to be one of the effective ways to reduce server load, reduce network congestion, and reduce customer access latency, but has limited role. To further...

This paper presents a smart hanger based on airbag inflation and muti-object collaborative optimization algorithm for intelligent garment inspecting system. To fully extend the garment to a proper position, one fuzzy Self-adaptive PID method is given to control the pneumatic motor by comparing the feedback...

The process of stable adsorption of CO2 molecules on CaO (100) surfaces were studied using a periodic slab model by PW91 of generalized gradient approximation (GGA) within the framework of density functional theory (DFT). The results indicated that the surface oxygen atoms (Osurf) are the most active...

First, this paper analyzes the research status of vehicle networking, engineering applications, electronic control engine fault diagnosis and develops research content and design route for this paper. From view of application, this paper analyzes the complex network model, complex network rules, complex...

In this paper, for the low similarity computation accuracy of concept in the field of agriculture ontology mapping, formal concept analysis theory and rough set theory are introduced to similarity computation. Jointly considering attribute hierarchies in concept lattice, the semantic hierarchy of the...

Supported by the theory of comprehensive integration system, the integrated model of systemic engineering of green manufacturing is built in the perspective of systemic engineering with the concept and connotation of green manufacturing, fully describe the structure and composition of green manufacturing...

This paper proposes an indoor localization algorithm based on Log-distance path loss model. The two parameters of the Log-distance path loss model are estimated by the measured RSSI data. Then the two step filtering was carried out to keep the RSSI signals with the higher probabilities. Finally the Taylor's...

This paper aims to establish a total revenue optimal model of operating ships when facing a maintenance requirement and cargo shipping opportunity under some limited conditions. In terms of influencing factors of analytical results, total shipping distance, sailing time and maintenance time are the main...

Digital services in rural communities is an important part of the rural community construction so that strengthening the construction of rural digital community is significant to accelerate the new rural construction and coordinated development of urban and rural economic. In this paper, through GIS...

With the progress of informatization in colleges and universities, construction of one-card system has been an important part of colleges and universities, so it is of great significance for further construction of one-card system to establish a scientific and reasonable one-card evaluation index system....

If tire a little abnormal condition, tire is important one of components in which driver and passenger was effected safety. But there can be a variety the tire problem, there will generally be divided normal wear and abnormal wear. Wear cause of tire is various causes, such as lack of tire pressure,...

Sewerage, one of major underground pipelines, is an important infrastructure for a modern city. In order to keep sewerage in a good structure and performance condition, planned routine inspection and rehabilitation are necessary. At present, image processing and artificial intelligence techniques have...

In this paper, we present a genetic algorithm and discuss its methodologies to solve complex problem in combinatorial optimization problems e.g. travelling salesman problem. We analyze a real problem with the help of valid demonstrations and also compare this novel algorithm with very famous ant colony...

The power grid investment is affected by natural, economic, policy and many other uncertain factors. Long development cycle and large-scale funds are needed by the investment. Therefore, risk management is an important element in the process of power grid investment. In this paper, power sale price,...

The high peak to average power ratio in the cognitive NC-OFDM system causes the signal to fall into the nonlinear region of the linear amplifier, resulting in large distortion. Combining the advantages of partial transmission sequence algorithm and clipping algorithm in OFDM system, according to the...

In order to build a legal society in China, the education quality of law schools is receiving more and more attention, many reforms of education bring many highlights as well as drawbacks. This paper focuses on case teaching methodology, one of the highlights of education reforms, which put forward by...

Vocational key skill has gradually become the basic ability for people to achieve success, among which professional communication skill is the basis. University Chinese, as an important course for higher vocational colleges conducting quality education, is able to train students in terms of communication...

The number of small and medium-sized enterprises (SMEs) is huge, and the innovation of SMEs is of great significance to economic development. The innovation of SMEs is different from large enterprises, and has its own characteristics. The most important advantage of small and medium-sized enterprise...

In this paper, the intelligent monitoring system of key tire parameters for automotive driving safety based on vehicular networking technology was researched. It is a whole life-cycle of tire tracking service system, which consists of tire pressure/temperature sensors, a vehicular transfer device, a...

Objective: To explore the new methodto improve the efficiency of mass wounded rapid triage in emergency rescue system. Methods: Develop the Smartphone rapid triage client (APP)in emergency medical rescue system. Results: Smartphone triage APP costs 2/3 shorter time than the writing paper mode, and shorten...

With the continuous deepening of the reform of higher education in China and the continuous expansion of the scale of higher education, the number of administrative departments in Colleges and universities has greatly increased. In order to improve the working enthusiasm and working efficiency of the...

Fast development of smart grid has made it essential to promote the intelligent level of electrical equipment. As circuit breakers is an important kind of control and protection equipment in power system, its on-line monitoring and fault diagnosis are significant parts of electrical equipment intelligence....

In the environment of billions of data, aspect mining, real-time processing, ad hoc analysis, and offline computation ask higher requirement on calculation and storage performance. However, the data mining platform realized based on traditional relational database, distributed Hadoop platform cannot...

A place name and address matching model based on semantic mining is proposed in this paper. Firstly, the semantic features of place name and address description information is analyzed. Then, spatial object cognitive representation model geographic ontology is constructed to formalize the place name...

Economic value refers to the concept of value in economics. The concepts of value in economics, such as income, cost and profit are different from those of accounting.

With the development of computer technology, vision-based human gesture recognition has become an important hotspot technology in the field of human-computer interaction. However, the performance of gesture recognition is often affected by conditions such as lighting changes, background complexity, and...

The purpose of this paper is to establish some results for the class of system of integral inequalities by means of variable transformation method and Gronwall-Bellman's inequality. These results presented in this paper generalize and improve some recent results. Meanwhile, two examples indicate the...

This paper investigated the mathematical modelling and simulation of periodontal ligament using COMSOL Multiphysics. The behaviour of the periodontal ligament is studied. The periodontal ligament is sandwiched between two approached parallel rigid impervious plates. The governing equations and the specified...

Existing research shows that agricultural products with distinctive packaging are more likely to be accepted and recognized by consumers. At present, most of the packaging designs of agricultural products lack regional cultural characteristics, and the expression of regional culture is not obvious. In...

The equipment development stage involves multiple project organizations and tasks simultaneously. These entities can impact each other, leading to conflicts and risks related to resources and schedules. As our national defense system rapidly modernizes, the scale and complexity of these relationships...

How could use of ICTs make transport systems in large cities sustainable To what degree would then everyday patterns of action, in which use of ICT is becoming increasingly integrated, be an effective force in such sustainable development In this paper we use own and other ethnographic studies of how...

In the paper a kind of hyperchaos neural network is creatively used to realize the encryption of digital images. By selecting a reasonable initial value for the hyperchaos neural network, an encrypted matrix can be attained to encrypt the digital watermark; meanwhile, the chosen 3-layer wave division...

MANET is a self-organizing network that uses multi-hop routing for data communication. Without any centralization, network monitoring is problematic thus making it vulnerable to attacks such as Jellyfish attack. Hence IPSec protocol can be used as one of its security means. The aims of this paper is...

Based on the GTAP model, this paper is aimed to analyze the effect of China - Georgia FTA on economics, trade and industry respects of these two countries with capital accumulation model and technological progress effect. Study found that: first, China - Georgia FTA positively promotes the two countries'...

In this paper, we consider the very deep multi-stage two-stream convolutional neural network for action recognition in videos. The challenge of action recognition is to capture the appearance and motion information to describe various actions efficiently and to classify different levels of difficult...

The paper is focused on research activities of students seen as a method to implement interdisciplinary teaching in training process at a technical University, to develop professional competences of present-day graduates via group training. Outcomes of practical use of this approach are shown as activities...

An adaptive unscented Kalman filtering(UKF) method for geomagnetic/celestial autonomous navigation is presented to solve the problem that the conventional UKF is sensitive to the initial value and declines in accuracy and further diverges due to the system model inaccuracy. Firstly, the residual sum...

Accompanied by the progress of the times and the development of social science and technology, the scale of manufacturing design and processing has been developing rapidly. 3D printing technology has been practically used in all walks of life. 3D printing technology is characterized by its strong simulation,...

In order to solve the problem of low reconstruction reconstruction accuracy in stagewise orthogonal matching pursuit(StOMP), stagewise subspace orthogonal matching pursuit(StSOMP) was proposed and realized. In this work, backtracking was introduced to StOMP. First, according to StOMP algorithm to select...

The heat produced in working process of LED headlamp will decrease the LED chips' luminous efficiency and other problems if it is not dispersed in time. This article take thermoelectric refrigeration system as the research object, focus on the relationship between the influencing factors such as LED...

Semi-active control of vehicle suspension system can be realized by adopting the magneto-rheological damper. This paper does research on EV driven by in-wheel motor,which adopts the motor suspension device and the magneto-rheological semi-active suspension. Based on the vehicle dynamics theory, the three...

This is a system based on Python technology to identify the seat. First,I use Python-programmed camera to capture multiple regions at the same time and preprocess the image, then transfer the data to the server through the transmission. Here we also use Python. The technology built a Django server, Django...

Because of the uncertainty of optimal solution, SoC test scheduling has attracted major concern in recent year. In this paper, a scheduling approach based on simulated annealing (SA) algorithm with error feedback is proposed. With this model, the error information generated in each iteration of SA is...

Fraction extraction of orange peel with ethanol, acetone and petroleum ether under ultrasonic were investigated. The extracts were detected and analyzed with infrared spectrum analysis (FTIR). The total yield of ethanol extraction was 33.6%, acetone 27.3%, and petroleum 22.3%. Of the three solvents,...

With the development of China's socialist market economy, SMES are playing an increasingly important role in driving economic development and promoting urbanization. However, in recent years, the financing difficulties of SMES have not been solved, and the financing difficulties of SMES have become the...

In this paper, a broadband dual-polarization slot antenna based on differential-feed at X band is proposed. By adopting wide round slots, the antenna inherits a good advantage of broad band. And the multi-layer structure achieves a good isolation between the two ports. In order to improve the high cross...

With the rapid development of educational philosophy and educational technology, the Flipped Classroom has been typical model of teaching mode innovation in the 21st century. But limited classroom time cannot meet the needs of students' learning and teachers' teaching. The mobile learning terminal and...

For considering the losses of prestress in suspen-dome structure after pre-stress optimization using rigid cable method, an improved rigid cable method was proposed. The temperature stress is applied to corresponding element to compensate the loss of prestress, and the relationship between temperature...

The network performance of UAV airborne is closely relied on the movement of the mobile nodes which is decided by the mobility mode. And the selection of mobility model and its parameters is of great significance to the simulation results. Based on the three-dimensional Gauss Markova mobility model (3D-GMM),...

Nowadays image recognition technology is widely used, and plays a very important in various fields. Deep learning technology uses multilayer structure to analyze and deal with image features, which can improve the performance of image recognition. The popular models of deep learning contain AutoEncoder,...

The article presents a semantic model and a technique for application in the development of software and based on synthesis of open information systems a program code generator needs to comply with the following requirements: extensibility, scalability, cross-platform and interoperability. A fragment...

The multi-user software scheduling optimization under cloud computing environments is studied. Under the cloud computing environment, multi-user scheduling software possessed characteristics like multi-objective, multi-constraint and dynamic, the traditional Particle Swarm Algorithm can only be utilized...

An autonomous underwater vehicle’s(AUV) working condition is usually complex, which means that it’s hard to build the AUV’s dynamic model and it’s challenging to find a good method to adjust its motion accurately in that environment. In order to solve that problem, one motion control method based on...

The netdisk not only supplies users with plenty of storage, but also provide the facility to share data. Therefore it has brought great convenience to users, but it also becomes the important channel for malicious and infringing applications to spread. Due to the extraction of netdisk information will...

Vehicle on-board diagnostics and vehicle information obtained from devices mounted on road infrastructures, detectors located along the roadside are pivotal to Intelligent Transport Systems services including real time management of driven information. The value of data from driven information has a...

With the continuous development of science and technology, Internet+ thinking has been widely used. The Internet, cloud computing, and big data provide more personalized and professional services for human life and work. In the current library work, services are also more extensive and the library is...

An Singular Value Decomposition (SVD) based method was proposed and developed in this work to estimate the m-sequence of modulated Direct-Sequence Code Division Multiple Access (DS-CDMA) signals with carrier frequency offset. By building eigenvalues based objections, a proper carrier frequency range...

These years, the use of machine learning for disease prediction is blooming. Meanwhile, lung disease is one of the deadliest diseases in the world. Many researchers have been doing research on lung disease predictions using various techniques. In this study, ten machine learning algorithms are used for...

Governance systems are increasingly being transformed to digital technologies, making the need for secure, transparent, and efficient citizen engagement models more important than ever. However, the traditional digital governance frameworks have a number of challenges like lack of trust, data privacy...

Human resource management is an important part of the daily work of colleges and universities, which plays a certain role in helping the establishment of high-quality talents and the overall development of colleges and universities. Data mining is a kind of emerging information processing technology,...

Intelligent teaching environment is a pan technical environment and a technology enhanced classroom. With the support of various intelligent technologies, it realizes the data transmission, communication and interworking of "cloud", "network" and "end", constitute an intelligent...

Dynamic simulation is an effective way to test the fuze performance. The simulation realization of fuze environmental is the premise and foundation of fuze performance test. Simulation fidelity directly determines whether the fuze quality data is scientific and effective. In order to accurately and dynamically...

This paper constructs a general equipment health evaluation model for the operation state of important equipments in intranet, which evaluates the health of equipments from three aspects: key performance index, key quality index and quality of experience index. The weight of important state indexes are...

In this paper, by orthogonal experiment to modify Hitec molten salt in order to look for the optimum formulation molten salt which has good thermal properties. After that the melting point, latent heat of phase transformation, specific heat capacity, density, and thermal stability of the modified Hitec...

Translation is a cultural interaction in nature Chinese idiom is a unique linguistic form and the crystallization of national culture. Its rich source--historical events, the fable story, literary works and daily life--determines that the Chinese idioms carry rich cultural connotation. Due to the special...

In this paper, literature, field visits and expert interviews on the status of the supply chain management of large sporting events logistics in-depth analysis to identify the main content of major sports events early, mid and late logistics and supply chain management, to build a large-scale sporting...

There is a large amount of chemical structure stored in image format which is in the scientific literature and the network. Researching on how to recognize chemical structure from images is contribute to storage management of relevant images. The overall recognition effect of chemical structure has room...

A structural parameter identification method is proposed to identify the stiffness parameters and damping coefficient and to estimate the unmeasured responses in time domain. The unique feature of this technique is that it requires only the displacement responses at all or most of dynamic degree-of-...

The schedule of resources and tasks in cloud computing have an important impact on the overall performance and operating of cloud computing. To solve the prone uneven load node when the cloud perform massively parallel tasks, which led to the entire cloud computing system performance degradation and...

The temperature is an important physical quantity that is closely related to daily production and life. We need extract temperature information on many occasions. Temperature acquisition system based on signal chip machine, temperature sensor, serial communication and VB knowledge is designed in the...

Taking the comprehensive performance of a new type of high-speed unmanned surface vehicle (USV) including its rapidity, maneuverability, seakeeping and overturning resistance into consideration, this paper establishes a mathematical model of the performance comprehensive optimization of high-speed USV....

A structured light binocular stereo vision measurement method was proposed which can be applied to deal with the odometry problem of moving objects in low-light environments such as underwater and enclosed spaces. On the basis of binocular stereo vision system, we use structured light to irradiate the...

All kinds of taxi data structure were introduced, and based on multi-source data, proposes taxi operation monitoring index system in charge of the different needs faced on traveler, industry managers and government departments. Finally, taking the multi-source data of taxi in Beijing as an example, some...

A kind of commutator for the cylindrical type magnetic coupling capping head is designed for capping machine. According to the performance requirements of the torque from the capping head, the designed cylindrical structure magnetic coupling, torque can be adjusted linearly, the magnetic coupling torque...

Assume that stock price follows the stochastic differential equation driven by the bi-fractional Brownian motion and jump process, the financial mathematical model under bi-fractional jump-diffusion process is built by the stochastic analysis theory of the bi-fractional Brownian motion and jump process....

The evaluation of stock value is conducive to investors’ scientific analysis and prediction of stock value, and improves the scientificity of investment decisions. Sany Heavy Industry Co., Ltd. is a leading enterprise in China’s construction machinery industry. Evaluating its stock value will help China’s...

The vibration of high precision cylindrical roller bearing is affected by many factors, which belongs to the problem of poor information. This article based on the poor information system theory and the qualitative fusion principle, and a variety of methods are used to analyze the main factors that affect...

With the development of rapid expansion of the interior design industry, market demand of interior designers are greatly increased, causing the school running scale of Higher Vocational Colleges rapidly expanding in such a big environment, higher vocational colleges how to cultivate students professional...

This paper introduced the principle of the fluorescence image of the hydraulic leakage acquisition and analysis system. The function and structure of system and the composition diagram of automatic detection hardware had been analyzed. The thresholding and semithresholding on the fluorescence image of...

Chinese cross-border e-commerce has been developing rapidly in recent years, while logistics is a weak link in the process of cross-border e-commerce. There are three main logistics models in cross-border e-commerce: third party logistics, overseas warehousing and logistics alliance. The advantages and...

Circulation of agricultural products is vital to the national economy and people's life. The rapid development of e-commerce has injected new vitality into the circulation of agricultural products. In order to promote the circulation efficiency of agricultural products in china, this paper analyzed the...

As one important language, English is learned by the largest number of people and attached the greatest importance to in China except mother tongue. For a long time, children spend a lot of time learning English but with low efficiency in China. Through one-to-one tutoring on QQ platform, children can...

The sequence alignment is an extremely useful tool for molecular and evolutionary biology, and several programs and algorithms have developed for this purpose. The dynamic programming still keeps the most important position due to its highest accuracy, however, the accuracy of the algorithm is obtained...

It's feasible to counter radar shutdown with passive radar guidance head/strapdown inertial navigation integrated system. Gyro inertial component has problems of high costs and gyro drift, so the paper discusses application of gyroscope free strapdown inertial navigation system (GFSINS). At first, a...